目的：研究动态增强磁共振成像（MRI）在肝占位检出和定性诊断中的价值。
Objective: To study the role of dynamically enhanced magnetic resonance imaging(MRI) in detection of focal liver lesions.
方法单侧颈内动脉狭窄程度为70%-99%患者30例，行动态磁敏感对比增强磁共振成像。
Methods 30 patients with unilateral carotid artery stenosis ranging form 70% to 99% were selected to be scanned with PWI.
目的探讨应用动态增强磁共振成像(DCE MRI)评价的孤立性脑转移瘤血管通透性与血管内皮生长因子(VEGF)表达的空间分布相关性。
Objective to evaluate the correlation between vascular permeability by dynamic-contrast enhanced MRI (DCE-MRI) and vascular endothelial growth factor (VEGF) expression in solitary brain metastasis.
目前，人们基于肿瘤大小和对比剂增强变化之原理，在治疗后1 - 3个月时，用磁共振成像(MRI)来评估解剖学上的肿瘤反应。
Currently, magnetic resonance imaging (MRI) is used 1-3 months after treatment to evaluate anatomical tumor response, based upon changes in tumor size and contrast-agent enhancement.
钆是一类具有特色的磁性能金属，能增强核磁共振成像的可见度。它对肝脏有毒害。
Gadolinium is a metal with distinctive magnetic properties that increase its visibility during MRI scans. It is known to be toxic to the liver.
目的探讨磁共振三维动态对比增强磁共振血管成像(3dDCE - MRA)对头颈部血管病变诊断的应用价值。
Objective To explore the application value of three-dimensional dynamic contrast-enhanced magnetic resonance angiography (3d DCE-MRA) of the skull and neck vessel disease.
脑膜转移瘤；磁共振成像；增强扫描。
Meningeal metastasis; Nuclear magnetic resonance; Enhanced scan.
目的：研究动态增强及延迟增强扫描磁共振成像对肝血管瘤的诊断价值。
Purpose: To investigate the value of dynamic and time delayed enhancement MR imaging on the diagnosis of hepatic hemangioma.
结果：为磁共振图像进行增强局部对比度算法研究提供了一个研发平台，实现了位图图像与医学数字成像和通信图像的数据转换接口功能。
RESULTS: the system provided a research platform for the algorithm of MRI local enhancement, and had the interface function of image format conversion between bitmap and DICOM.
目的：探讨三维对比增强磁共振血管成像(3dDCEMRA)行肾静脉成像及其诊断肾静脉病变的价值。
Purpose: To explore the value of 3-dimensional dynamic contrast enhanced MRA (3d DCE MRA) in the renal vein imaging and the urinary tract disease diagnosing.
增强磁共振血管成像显示由尺动脉发出的食指固有动脉（直箭头）朝着指尖小的强化病灶（弯箭头）。
Contrast-enhanced MR angiogram shows the proper digital vessels, with the ulnar artery to the second digit (straight arrow) coursing toward a small enhancing lesion in the fingertip (curved arrow).
结论动态对比增强磁共振灌注成像可以揭示肿瘤内血管分布状况，量化病变部位的血管生成，为临床提供病理生理学信息。
Conclusion Dynamic contrast-enhanced perfusion MR imaging can reveal the lesion vascular distribution and quantity angiogenesis of tumor and provide valuable physiopathologic information.
目的：探讨三维动态增强磁共振血管成像（3DDCE MRA）对于颈部静脉系统疾病的临床应用价值。
Objective: To evaluate the clinical application value of 3D DCE MRA in the diagnosis of jugular vein diseases.
目的评价对比剂动态增强三维(3d)磁共振血管成像(MRA)技术识别异常体循环动脉，诊断肺隔离症的方法与价值。
Objective To evaluate the feasibility of contrast enhanced three-dimensional (3d) magnetic resonance angiography (MRA) in identifying the systemic blood supply in pulmonary sequestration.
目的评价对比剂动态增强三维(3d)磁共振血管成像(MRA)技术识别异常体循环动脉，诊断肺隔离症的方法与价值。
Objective To evaluate the feasibility of contrast enhanced three-dimensional (3d) magnetic resonance angiography (MRA) in identifying the systemic blood supply in pulmonary sequestration.
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